The Capitol Police plan to issue an arrest warrant for lawmaker Rep. Cynthia McKinney (D-GA), who punched one of their boys in blue a couple days ago.

McKinney canceled a news conference she was planning to hold to address the matter.

The fracas erupted when a policeman at a security checkpoint failed to recognize McKinney, who has served in Congress for over a decade.

See TPM for more thoughts on this.